package exception;

/**
 * 异常处理练习
 */
public class TryCatchExercise01 {

    public static int method() {
        try {
            String[] names = new String[3];
            if (names[1].equals("tom")) {   //NullPointerException
                System.out.println(names[1]);
            } else {
                names[3] = "lmylmy";
            }
            return 1;
        } catch (ArrayIndexOutOfBoundsException e) {
            return 2;
        } catch (NullPointerException e) {
            return 3;
        } finally { //必须执行
            return 4;
        }
    }

    public static void main(String[] args) {
        System.out.println(method());//4
    }
}
